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Merging Excel Files with Different Columns

Published: Oct 19, 2026 | Updated: Oct 19, 2026 | About (Japanese)

Key points
  • Match the columns first
  • Merge
  • Check the result

Merge Several Excel Files stacks by column position, not by column name.

Steps

  1. Match the column order in each Excel file
  2. Merge and save
  3. Check the columns in the saved CSV
Different layouts put data in the wrong columns.
Use "Merge Several Excel Files into One CSV" (free)

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